Saeed, M., . M. . Al-Fayez, S. . Rasheed, and S. . Arooj. “RIGHT VERTEBRAL ARTERY : ANOMALOUS PREVERTEBRAL COURSE AND DISTRIBUTION”. Journal of the Dow University of Health Sciences (JDUHS), vol. 1, no. 2, Oct. 2007, pp. 74-77, https://mail.jduhs.com/index.php/jduhs/article/view/1265.